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Immunity in Biological Definition

Apoptosis

... 3.3 Role of apoptotic products in tumor immunity 4 History and highlights in apoptosis ... Role of apoptotic products in tumor immunity An interesting case of re-use and feed-back of ... and has opened exciting possibilities in tumor immunity research. History and highlights in ...

Immune system

... possess an immune system consisting of innate immunity which generally consists of a set of ... during the lifetime of the organism. Adaptive immunity , in which the response to pathogens changes ... (jawed) fish . Organisms that possess an adaptive immunity also possess an ...

Vaccine

... an antigenic preparation used to produce active immunity to a disease, in order to prevent or ameliorate ... 1 Types of vaccines 2 Developing immunity 3 Controversy surrounding the use of ... of one micro-organism and the DNA of the other, immunity can be created against diseases that have complex ...

Immunology

... examination of the immune system Before even the concept of immunity was developed numerous early physicians characterised organs that would ... body systems, pathogens and immunity. The earliest written mention of immunity can be traced back to the plague of Athens in 430 BC . Thucydides ...

Antibiotic resistance

... body's natural defenses, while an antibiotic operates separately from the body's normal defenses. Nevertheless, new strains may evolve that escape immunity induced by vaccines. While theoretically promising, anti-staphylococcal vaccines have shown limited efficacy, because of immunological variation ...

B cell

... response; able to live for a long time, these cells can respond quickly upon second exposure to the antigen for which they are specific. Humoral immunity (the creation of antibodies that circulate in blood plasma and lymph ) involves B cell activation . Cell activation can be gauged using the ...

Fungus

... caterpillar Fungal infections may also be a factor in causing specific replant disease . In general, humans have a high level of innate immunity to fungi and most of the infections they cause are mild and self-limiting. This resistance is due to: Fatty acid content of the skin . ...

Hepatitis B

... will clear the infection. More than 95% of people who become infected as adults or older children will stage a full recovery and develop protective immunity to the virus. However, only 5% of neonates that acquire the infection from their mother at birth will clear the infection. Seventy percent of those ...

Louis Pasteur

... method to anthrax , which affected cattle , and aroused interest in combating other diseases. The notion of a weak form of a disease causing immunity to the virulent version was not new: this had been known for a long time for smallpox . Inoculation with smallpox was known to result in far less ...

Malaria

... origin. There is a theory that another hemoglobin mutation, which causes the genetic disease thalassemia , may also give its carriers an enhanced immunity to malaria. Another disease that gives protection against malaria is glucose-6-phosphate dehydrogenase deficiency (G6PD). It protects against ...

Antibiotic resistance

... body's natural defenses, while an antibiotic operates separately from the body's normal defenses. Nevertheless, new strains may evolve that escape immunity induced by vaccines. While theoretically promising, anti-staphylococcal vaccines have shown limited efficacy, because of immunological variation ...

Nutrition

... Pyramid , Scientific American January 2003. Weindruch R, et al. The retardation of aging in mice by dietary restriction: longevity, cancer, immunity and lifetime energy intake. (Journal of Nutrition, 116(4), pages 641-54.,April, 1986.) External links Health food and whole food news and ...

Blood type

... . MNS systems gives blood types of M, N, and MN. It has use in tests of maternity or paternity. Duffy negative blood gives partial immunity to malaria . The Lutheran system describes a set of 21 antigens. Other systems include Colton , Kell , Kidd , Lewis , ...

T cell

... eliminated from the body. Every effective immune response involves T cell activation, however they are especially important in cell-mediated immunity , that is the defense against pathogenic organisms inside body cells, tumor cells and is also involved in rejection reactions . CD4 and CD8 ...

Yellow fever

... 3 History 4 References 5 Other meanings Prevention A vaccine for yellow fever was developed which gives a 10-year+ immunity from the disease and effectively protects people travelling to the affected areas whilst being a means to control the disease at the same time. ...
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